CVE-2017-14062
published 2017-08-31CVE-2017-14062: Integer overflow in the decode_digit function in puny_decode.c in Libidn2 before 2.0.4 allows remote attackers to cause a denial of service or possibly have…
PriorityP342critical9.8CVSS 3.1
AVNACLPRNUINSUCHIHAH
EPSS
3.96%
89.3th percentile
Integer overflow in the decode_digit function in puny_decode.c in Libidn2 before 2.0.4 allows remote attackers to cause a denial of service or possibly have unspecified other impact.
Affected
9 ranges
| Vendor | Product | Version range | Fixed in |
|---|---|---|---|
| debian | debian_linux | — | — |
| debian | debian_linux | — | — |
| debian | debian_linux | — | — |
| debian | libidn | < libidn 1.33-2 (bookworm) | libidn 1.33-2 (bookworm) |
| gnu | libidn | >= 0 < 1.33-2 | 1.33-2 |
| gnu | libidn | >= 0 < 1.33-2 | 1.33-2 |
| gnu | libidn | >= 0 < 1.33-2 | 1.33-2 |
| gnu | libidn | >= 0 < 1.33-2 | 1.33-2 |
| gnu | libidn2 | < 2.0.4 | 2.0.4 |
CVSS provenance
nvdv3.19.8CRITICALCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
nvdv2.07.5HIGHAV:N/AC:L/Au:N/C:P/I:P/A:P
osv9.8CRITICAL
vendor_debian9.8CRITICAL
vendor_redhat9.8CRITICAL
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Ubuntu
Libidn2 vulnerability
vendor_ubuntu·2021-03-15
CVE-2017-14062 Libidn2 vulnerability
Title: Libidn2 vulnerability
Summary: Libidn2 could be made to crash if it received specially crafted
input.
USN-3421-1 fixed a vulnerability in Libidn2. This update provides the
corresponding update for Ubuntu 14.04 ESM and Ubuntu 16.04 ESM.
Instructions: In general, a standard system update will make all the necessary changes.
Ubuntu
Libidn vulnerability
vendor_ubuntu·2017-10-23
CVE-2017-14062 Libidn vulnerability
Title: Libidn vulnerability
Summary: Libidn could be made to crash or run programs if it processed specially
crafted input.
USN-3434-1 fixed a vulnerability in Libidn. This update
provides the corresponding update for Ubuntu 12.04 ESM.
Original advisory details:
It was discovered that Libidn incorrectly handled decoding certain digits.
A remote attacker could use this issue to cause Libidn to crash, resulting
in a denial of service, or possibly execute arbitrary code.
Instructions: In general, a standard system update will make all the necessary changes.
Ubuntu
Libidn vulnerability
vendor_ubuntu·2017-10-02
CVE-2017-14062 Libidn vulnerability
Title: Libidn vulnerability
Summary: Libidn could be made to crash or run programs if it processed specially
crafted input.
It was discovered that Libidn incorrectly handled decoding certain digits.
A remote attacker could use this issue to cause Libidn to crash, resulting
in a denial of service, or possibly execute arbitrary code.
Instructions: In general, a standard system update will make all the necessary changes.
Ubuntu
Libidn2 vulnerability
vendor_ubuntu·2017-09-18
CVE-2017-14062 Libidn2 vulnerability
Title: Libidn2 vulnerability
Summary: Libidn2 could be made to crash if it received specially crafted
input.
It was discovered that Libidn2 incorrectly handled certain input. A
remote attacker could possibly use this issue to cause Libidn2 to crash,
resulting in a denial of service.
Instructions: In general, a standard system update will make all the necessary changes.
Red Hat
libidn2: Integer overflow in puny_decode.c/decode_digit
vendor_redhat·2017-08-30·CVSS 9.8
CVE-2017-14062 [CRITICAL] CWE-190 libidn2: Integer overflow in puny_decode.c/decode_digit
libidn2: Integer overflow in puny_decode.c/decode_digit
Integer overflow in the decode_digit function in puny_decode.c in Libidn2 before 2.0.4 allows remote attackers to cause a denial of service or possibly have unspecified other impact.
Package: libidn (Red Hat Enterprise Linux 5) - Will not fix
Package: libidn (Red Hat Enterprise Linux 6) - Will not fix
Package: libidn (Red Hat Enterprise Linux 7) - Will not fix
Debian
CVE-2017-14062: libidn - Integer overflow in the decode_digit function in puny_decode.c in Libidn2 before...
vendor_debian·2017·CVSS 9.8
CVE-2017-14062 [CRITICAL] CVE-2017-14062: libidn - Integer overflow in the decode_digit function in puny_decode.c in Libidn2 before...
Integer overflow in the decode_digit function in puny_decode.c in Libidn2 before 2.0.4 allows remote attackers to cause a denial of service or possibly have unspecified other impact.
Scope: local
bookworm: resolved (fixed in 1.33-2)
bullseye: resolved (fixed in 1.33-2)
forky: resolved (fixed in 1.33-2)
sid: resolved (fixed in 1.33-2)
trixie: resolved (fixed in 1.33-2)
GHSA
GHSA-783h-w6p2-278g: Integer overflow in the decode_digit function in puny_decode
ghsa_unreviewed·2022-05-13
CVE-2017-14062 [CRITICAL] CWE-190 GHSA-783h-w6p2-278g: Integer overflow in the decode_digit function in puny_decode
Integer overflow in the decode_digit function in puny_decode.c in Libidn2 before 2.0.4 allows remote attackers to cause a denial of service or possibly have unspecified other impact.
OSV
CVE-2017-14062: Integer overflow in the decode_digit function in puny_decode
osv·2017-08-31·CVSS 9.8
CVE-2017-14062 [CRITICAL] CVE-2017-14062: Integer overflow in the decode_digit function in puny_decode
Integer overflow in the decode_digit function in puny_decode.c in Libidn2 before 2.0.4 allows remote attackers to cause a denial of service or possibly have unspecified other impact.
No detection rules found.
No public exploits indexed.
Bugzilla
CVE-2017-14062 mingw-libidn2: libidn2: Integer overflow in puny_decode.c/decode_digit [epel-7]
bugzilla·2017-09-04·CVSS 9.8
CVE-2017-14062 [CRITICAL] CVE-2017-14062 mingw-libidn2: libidn2: Integer overflow in puny_decode.c/decode_digit [epel-7]
CVE-2017-14062 mingw-libidn2: libidn2: Integer overflow in puny_decode.c/decode_digit [epel-7]
This is an automatically created tracking bug! It was created to ensure
that one or more security vulnerabilities are fixed in affected versions
of epel-7.
For comments that are specific to the vulnerability please use bugs filed
against the "Security Response" product referenced in the "Blocks" field.
For more information see:
http://fedoraproject.org/wiki/Security/TrackingBugs
When submitting as an update, use the fedpkg template provided in the next
comment(s). This will include the bug IDs of this tracking bug as well as
the relevant top-level CVE bugs.
Please also mention the CVE IDs being fixed in the RPM changelog and the
fedpkg commit message.
Discussion:
Use the following template
Bugzilla
CVE-2017-14062 libidn2: Integer overflow in puny_decode.c/decode_digit
bugzilla·2017-08-30·CVSS 9.8
CVE-2017-14062 [CRITICAL] CVE-2017-14062 libidn2: Integer overflow in puny_decode.c/decode_digit
CVE-2017-14062 libidn2: Integer overflow in puny_decode.c/decode_digit
A integer overflow was found in libidn2 that could potentialy cause denial of service.
Upstream patch:
http://git.savannah.gnu.org/cgit/libidn/libidn2.git/commit/?h=libidn2-2.0.4&id=3284eb342cd0ed1a18786e3fcdf0cdd7e76676bd
References:
https://bugzilla.novell.com/show_bug.cgi?id=1056450
https://lists.gnu.org/archive/html/info-gnu/2017-08/msg00013.html
Discussion:
Created libidn2 tracking bugs for this issue:
Affects: epel-all [bug 1486884]
Affects: fedora-all [bug 1486885]
Created mingw-libidn2 tracking bugs for this issue:
Affects: fedora-all [bug 1486883]
---
Created mingw-libidn2 tracking bugs for this issue:
Affects: epel-7 [bug 1488128]
---
libidn-1.34-1.fc28 has been pushed to the Fedora 28 stable r
Bugzilla
CVE-2017-14061 CVE-2017-14062 libidn2: various flaws [epel-all]
bugzilla·2017-08-30·CVSS 9.8
CVE-2017-14061 [CRITICAL] CVE-2017-14061 CVE-2017-14062 libidn2: various flaws [epel-all]
CVE-2017-14061 CVE-2017-14062 libidn2: various flaws [epel-all]
This is an automatically created tracking bug! It was created to ensure
that one or more security vulnerabilities are fixed in affected versions
of epel-all.
For comments that are specific to the vulnerability please use bugs filed
against the "Security Response" product referenced in the "Blocks" field.
For more information see:
http://fedoraproject.org/wiki/Security/TrackingBugs
When submitting as an update, use the fedpkg template provided in the next
comment(s). This will include the bug IDs of this tracking bug as well as
the relevant top-level CVE bugs.
Please also mention the CVE IDs being fixed in the RPM changelog and the
fedpkg commit message.
NOTE: this issue affects multiple supported versions of Fedora EPEL.
Bugzilla
CVE-2017-14061 CVE-2017-14062 libidn2: various flaws [fedora-all]
bugzilla·2017-08-30·CVSS 9.8
CVE-2017-14061 [CRITICAL] CVE-2017-14061 CVE-2017-14062 libidn2: various flaws [fedora-all]
CVE-2017-14061 CVE-2017-14062 libidn2: various flaws [fedora-all]
This is an automatically created tracking bug! It was created to ensure
that one or more security vulnerabilities are fixed in affected versions
of fedora-all.
For comments that are specific to the vulnerability please use bugs filed
against the "Security Response" product referenced in the "Blocks" field.
For more information see:
http://fedoraproject.org/wiki/Security/TrackingBugs
When submitting as an update, use the fedpkg template provided in the next
comment(s). This will include the bug IDs of this tracking bug as well as
the relevant top-level CVE bugs.
Please also mention the CVE IDs being fixed in the RPM changelog and the
fedpkg commit message.
NOTE: this issue affects multiple supported versions of Fedora.
Bugzilla
CVE-2017-14061 CVE-2017-14062 mingw-libidn2: various flaws [fedora-all]
bugzilla·2017-08-30·CVSS 9.8
CVE-2017-14061 [CRITICAL] CVE-2017-14061 CVE-2017-14062 mingw-libidn2: various flaws [fedora-all]
CVE-2017-14061 CVE-2017-14062 mingw-libidn2: various flaws [fedora-all]
This is an automatically created tracking bug! It was created to ensure
that one or more security vulnerabilities are fixed in affected versions
of fedora-all.
For comments that are specific to the vulnerability please use bugs filed
against the "Security Response" product referenced in the "Blocks" field.
For more information see:
http://fedoraproject.org/wiki/Security/TrackingBugs
When submitting as an update, use the fedpkg template provided in the next
comment(s). This will include the bug IDs of this tracking bug as well as
the relevant top-level CVE bugs.
Please also mention the CVE IDs being fixed in the RPM changelog and the
fedpkg commit message.
NOTE: this issue affects multiple supported versions of Fe
http://www.debian.org/security/2017/dsa-3988https://gitlab.com/libidn/libidn2/blob/master/NEWShttps://gitlab.com/libidn/libidn2/commit/3284eb342cd0ed1a18786e3fcdf0cdd7e76676bdhttps://lists.debian.org/debian-lts-announce/2018/07/msg00040.htmlhttp://www.debian.org/security/2017/dsa-3988https://gitlab.com/libidn/libidn2/blob/master/NEWShttps://gitlab.com/libidn/libidn2/commit/3284eb342cd0ed1a18786e3fcdf0cdd7e76676bdhttps://lists.debian.org/debian-lts-announce/2018/07/msg00040.html
2017-08-31
Published