CVE-2016-4021
published 2016-05-26CVE-2016-4021: The read_binary function in buffer.c in pgpdump before 0.30 allows context-dependent attackers to cause a denial of service (infinite loop and CPU consumption)…
PriorityP433high7.5CVSS 3.0
AVNACLPRNUINSUCNINAH
EPSS
1.82%
76.4th percentile
The read_binary function in buffer.c in pgpdump before 0.30 allows context-dependent attackers to cause a denial of service (infinite loop and CPU consumption) via crafted input, as demonstrated by the \xa3\x03 string.
Affected
9 ranges
| Vendor | Product | Version range | Fixed in |
|---|---|---|---|
| debian | pgpdump | < pgpdump 0.31-0.1 (bookworm) | pgpdump 0.31-0.1 (bookworm) |
| fedoraproject | fedora | — | — |
| fedoraproject | fedora | — | — |
| fedoraproject | fedora | — | — |
| pgpdump_project | pgpdump | <= 0.29 | — |
| pgpdump_project | pgpdump | >= 0 < 0.31-0.1 | 0.31-0.1 |
| pgpdump_project | pgpdump | >= 0 < 0.31-0.1 | 0.31-0.1 |
| pgpdump_project | pgpdump | >= 0 < 0.31-0.1 | 0.31-0.1 |
| pgpdump_project | pgpdump | >= 0 < 0.31-0.1 | 0.31-0.1 |
CVSS provenance
nvdv3.07.5HIGHCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
nvdv2.07.8HIGHAV:N/AC:L/Au:N/C:N/I:N/A:C
osv7.5HIGH
vendor_debian7.5HIGH
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GHSA
GHSA-5xfq-6ph6-q9hw: The read_binary function in buffer
ghsa_unreviewed·2022-05-17
CVE-2016-4021 [HIGH] GHSA-5xfq-6ph6-q9hw: The read_binary function in buffer
The read_binary function in buffer.c in pgpdump before 0.30 allows context-dependent attackers to cause a denial of service (infinite loop and CPU consumption) via crafted input, as demonstrated by the \xa3\x03 string.
OSV
CVE-2016-4021: The read_binary function in buffer
osv·2016-05-26·CVSS 7.5
CVE-2016-4021 [HIGH] CVE-2016-4021: The read_binary function in buffer
The read_binary function in buffer.c in pgpdump before 0.30 allows context-dependent attackers to cause a denial of service (infinite loop and CPU consumption) via crafted input, as demonstrated by the \xa3\x03 string.
Debian
CVE-2016-4021: pgpdump - The read_binary function in buffer.c in pgpdump before 0.30 allows context-depen...
vendor_debian·2016·CVSS 7.5
CVE-2016-4021 [HIGH] CVE-2016-4021: pgpdump - The read_binary function in buffer.c in pgpdump before 0.30 allows context-depen...
The read_binary function in buffer.c in pgpdump before 0.30 allows context-dependent attackers to cause a denial of service (infinite loop and CPU consumption) via crafted input, as demonstrated by the \xa3\x03 string.
Scope: local
bookworm: resolved (fixed in 0.31-0.1)
bullseye: resolved (fixed in 0.31-0.1)
forky: resolved (fixed in 0.31-0.1)
sid: resolved (fixed in 0.31-0.1)
trixie: resolved (fixed in 0.31-0.1)
No detection rules found.
No public exploits indexed.
Bugzilla
CVE-2016-4021 pgpdump: endless loop parsing specially crafted input
bugzilla·2016-04-19·CVSS 7.5
CVE-2016-4021 [HIGH] CVE-2016-4021 pgpdump: endless loop parsing specially crafted input
CVE-2016-4021 pgpdump: endless loop parsing specially crafted input
A flaw was discovered in pgpdump. When pgpdump is run on specially crafted input, a Denial-of-Service condition occurs. The program runs with 100% CPU usage for an indefinite amount of time.
External references:
https://www.syss.de/fileadmin/dokumente/Publikationen/Advisories/SYSS-2016-030.txt
References:
http://seclists.org/bugtraq/2016/Apr/99
Upstream fix:
https://github.com/kazu-yamamoto/pgpdump/pull/16
Discussion:
Created pgpdump tracking bugs for this issue:
Affects: fedora-all [bug 1328353]
Affects: epel-6 [bug 1328354]
Affects: epel-7 [bug 1328355]
---
pgpdump-0.30-1.fc24 has been pushed to the Fedora 24 stable repository. If problems still persist, please make note of it in this bug report.
---
pgpdum
Bugzilla
CVE-2016-4021 pgpdump: endless loop parsing specially crafted input [epel-7]
bugzilla·2016-04-19·CVSS 7.5
CVE-2016-4021 [HIGH] CVE-2016-4021 pgpdump: endless loop parsing specially crafted input [epel-7]
CVE-2016-4021 pgpdump: endless loop parsing specially crafted input [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 Fedora EPEL.
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.
[bug automatically created by: add-tracking-bugs]
Bugzilla
CVE-2016-4021 pgpdump: endless loop parsing specially crafted input [fedora-all]
bugzilla·2016-04-19·CVSS 7.5
CVE-2016-4021 [HIGH] CVE-2016-4021 pgpdump: endless loop parsing specially crafted input [fedora-all]
CVE-2016-4021 pgpdump: endless loop parsing specially crafted input [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.
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
Bugzilla
CVE-2016-4021 pgpdump: endless loop parsing specially crafted input [epel-6]
bugzilla·2016-04-19·CVSS 7.5
CVE-2016-4021 [HIGH] CVE-2016-4021 pgpdump: endless loop parsing specially crafted input [epel-6]
CVE-2016-4021 pgpdump: endless loop parsing specially crafted input [epel-6]
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 EPEL.
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.
[bug automatically created by: add-tracking-bugs]
http://lists.fedoraproject.org/pipermail/package-announce/2016-May/183750.htmlhttp://lists.fedoraproject.org/pipermail/package-announce/2016-May/184617.htmlhttp://lists.fedoraproject.org/pipermail/package-announce/2016-May/184689.htmlhttp://seclists.org/bugtraq/2016/Apr/99https://github.com/kazu-yamamoto/pgpdump/pull/16https://www.syss.de/fileadmin/dokumente/Publikationen/Advisories/SYSS-2016-030.txthttp://lists.fedoraproject.org/pipermail/package-announce/2016-May/183750.htmlhttp://lists.fedoraproject.org/pipermail/package-announce/2016-May/184617.htmlhttp://lists.fedoraproject.org/pipermail/package-announce/2016-May/184689.htmlhttp://seclists.org/bugtraq/2016/Apr/99https://github.com/kazu-yamamoto/pgpdump/pull/16https://www.syss.de/fileadmin/dokumente/Publikationen/Advisories/SYSS-2016-030.txt
2016-05-26
Published