CVE-2020-15658
published 2020-08-10CVE-2020-15658: The code for downloading files did not properly take care of special characters, which led to an attacker being able to cut off the file ending at an earlier…
PriorityP429medium6.5CVSS 3.1
AVNACLPRNUIRSUCNIHAN
EPSS
1.20%
64.5th percentile
The code for downloading files did not properly take care of special characters, which led to an attacker being able to cut off the file ending at an earlier position, leading to a different file type being downloaded than shown in the dialog. This vulnerability affects Firefox ESR < 78.1, Firefox < 79, and Thunderbird < 78.1.
Affected
17 ranges
| Vendor | Product | Version range | Fixed in |
|---|---|---|---|
| canonical | ubuntu_linux | — | — |
| canonical | ubuntu_linux | — | — |
| canonical | ubuntu_linux | — | — |
| debian | firefox | < firefox 79.0-1 (sid) | firefox 79.0-1 (sid) |
| debian | thunderbird | < firefox 79.0-1 (sid) | firefox 79.0-1 (sid) |
| mozilla | firefox | < 79.0 | 79.0 |
| mozilla | firefox | — | — |
| mozilla | firefox | >= 0 < 79.0+build1-0ubuntu0.16.04.2 | 79.0+build1-0ubuntu0.16.04.2 |
| mozilla | firefox | >= 0 < 79.0+build1-0ubuntu0.18.04.1 | 79.0+build1-0ubuntu0.18.04.1 |
| mozilla | firefox | >= 0 < 79.0+build1-0ubuntu0.20.04.1 | 79.0+build1-0ubuntu0.20.04.1 |
| mozilla | firefox | >= unspecified < 79 | 79 |
| mozilla | firefox_esr | < 78.1 | 78.1 |
| mozilla | firefox_esr | >= unspecified < 78.1 | 78.1 |
| mozilla | thunderbird | < 78.1 | 78.1 |
| mozilla | thunderbird | >= 0 < 1:78.8.1+build1-0ubuntu0.18.04.1 | 1:78.8.1+build1-0ubuntu0.18.04.1 |
| mozilla | thunderbird | >= 0 < 1:78.7.1+build1-0ubuntu0.20.04.1 | 1:78.7.1+build1-0ubuntu0.20.04.1 |
| mozilla | thunderbird | >= unspecified < 78.1 | 78.1 |
CVSS provenance
nvdv3.16.5MEDIUMCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N
nvdv2.04.3MEDIUMAV:N/AC:M/Au:N/C:N/I:P/A:N
osv6.5MEDIUM
vendor_debian6.5MEDIUM
vendor_redhat6.5MEDIUM
vendor_ubuntu6.5MEDIUM
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Ubuntu
Firefox vulnerabilities
vendor_ubuntu·2020-07-29·CVSS 6.5
CVE-2020-15652 [MEDIUM] Firefox vulnerabilities
Title: Firefox vulnerabilities
Summary: Firefox could be made to crash or run programs as your login if it
opened a malicious website.
Multiple security issues were discovered in Firefox. If a user were
tricked in to opening a specially crafted website, an attacker could
potentially exploit these to cause a denial of service, obtain sensitive
information, bypass iframe sandbox restrictions, confuse the user, or
execute arbitrary code. (CVE-2020-6463, CVE-2020-6514, CVE-2020-15652,
CVE-2020-15653, CVE-2020-15654, CVE-2020-15656, CVE-2020-15658,
CVE-2020-15659)
It was discovered that redirected HTTP requests which are observed or
modified through a web extension could bypass existing CORS checks. If a
user were tricked in to installing a specially crafted extension, an
attacker could pote
Red Hat
Mozilla: Overriding file type when saving to disk
vendor_redhat·2020-07-28·CVSS 6.5
CVE-2020-15658 [MEDIUM] CWE-138 Mozilla: Overriding file type when saving to disk
Mozilla: Overriding file type when saving to disk
The code for downloading files did not properly take care of special characters, which led to an attacker being able to cut off the file ending at an earlier position, leading to a different file type being downloaded than shown in the dialog. This vulnerability affects Firefox ESR < 78.1, Firefox < 79, and Thunderbird < 78.1.
Package: firefox (Red Hat Enterprise Linux 5) - Not affected
Package: thunderbird (Red Hat Enterprise Linux 5) - Out of support scope
Package: firefox (Red Hat Enterprise Linux 6) - Out of support scope
Package: thunderbird (Red Hat Enterprise Linux 6) - Out of support scope
Package: thunderbird (Red Hat Enterprise Linux 7) - Will not fix
Package: thunderbird (Red Hat Enterprise Linux 8) - Will not fix
Debian
CVE-2020-15658: firefox - The code for downloading files did not properly take care of special characters,...
vendor_debian·2020·CVSS 6.5
CVE-2020-15658 [MEDIUM] CVE-2020-15658: firefox - The code for downloading files did not properly take care of special characters,...
The code for downloading files did not properly take care of special characters, which led to an attacker being able to cut off the file ending at an earlier position, leading to a different file type being downloaded than shown in the dialog. This vulnerability affects Firefox ESR < 78.1, Firefox < 79, and Thunderbird < 78.1.
Scope: local
sid: resolved (fixed in 79.0-1)
Mozilla
Mozilla Foundation Security Advisory 2020-32: CVE-2020-15658
vendor_mozilla·CVSS 6.5
CVE-2020-15658 [MEDIUM] Mozilla Foundation Security Advisory 2020-32: CVE-2020-15658
Mozilla Foundation Security Advisory 2020-32
CVE: CVE-2020-15658
Product: Firefox ESR
Impact: high
Fixed in: Firefox ESR 78.1
Mozilla
Mozilla Foundation Security Advisory 2020-33: CVE-2020-15658
vendor_mozilla·CVSS 6.5
CVE-2020-15658 [MEDIUM] Mozilla Foundation Security Advisory 2020-33: CVE-2020-15658
Mozilla Foundation Security Advisory 2020-33
CVE: CVE-2020-15658
Product: Thunderbird
Impact: high
Fixed in: Thunderbird 78.1
Mozilla
Mozilla Foundation Security Advisory 2020-30: CVE-2020-15658
vendor_mozilla·CVSS 6.5
CVE-2020-15658 [MEDIUM] Mozilla Foundation Security Advisory 2020-30: CVE-2020-15658
Mozilla Foundation Security Advisory 2020-30
CVE: CVE-2020-15658
Product: Firefox
Impact: high
Fixed in: Firefox 79
GHSA
GHSA-5c48-vfr3-8jxq: The code for downloading files did not properly take care of special characters, which led to an attacker being able to cut off the file ending at an
ghsa_unreviewed·2022-05-24
CVE-2020-15658 [MEDIUM] CWE-754 GHSA-5c48-vfr3-8jxq: The code for downloading files did not properly take care of special characters, which led to an attacker being able to cut off the file ending at an
The code for downloading files did not properly take care of special characters, which led to an attacker being able to cut off the file ending at an earlier position, leading to a different file type being downloaded than shown in the dialog. This vulnerability affects Firefox ESR < 78.1, Firefox < 79, and Thunderbird < 78.1.
OSV
firefox vulnerabilities
osv·2020-07-29·CVSS 6.5
CVE-2020-6463 [MEDIUM] firefox vulnerabilities
firefox vulnerabilities
Multiple security issues were discovered in Firefox. If a user were
tricked in to opening a specially crafted website, an attacker could
potentially exploit these to cause a denial of service, obtain sensitive
information, bypass iframe sandbox restrictions, confuse the user, or
execute arbitrary code. (CVE-2020-6463, CVE-2020-6514, CVE-2020-15652,
CVE-2020-15653, CVE-2020-15654, CVE-2020-15656, CVE-2020-15658,
CVE-2020-15659)
It was discovered that redirected HTTP requests which are observed or
modified through a web extension could bypass existing CORS checks. If a
user were tricked in to installing a specially crafted extension, an
attacker could potentially exploit this to obtain sensitive information
across origins. (CVE-2020-15655)
OSV
CVE-2020-15658: The code for downloading files did not properly take care of special characters, which led to an attacker being able to cut off the file ending at an
osv·2020-07-29·CVSS 6.5
CVE-2020-15658 [MEDIUM] CVE-2020-15658: The code for downloading files did not properly take care of special characters, which led to an attacker being able to cut off the file ending at an
The code for downloading files did not properly take care of special characters, which led to an attacker being able to cut off the file ending at an earlier position, leading to a different file type being downloaded than shown in the dialog. This vulnerability affects Firefox ESR < 78.1, Firefox < 79, and Thunderbird < 78.1.
No detection rules found.
No public exploits indexed.
http://lists.opensuse.org/opensuse-security-announce/2020-08/msg00025.htmlhttps://bugzilla.mozilla.org/show_bug.cgi?id=1637745https://usn.ubuntu.com/4443-1/https://www.mozilla.org/security/advisories/mfsa2020-30/https://www.mozilla.org/security/advisories/mfsa2020-32/https://www.mozilla.org/security/advisories/mfsa2020-33/http://lists.opensuse.org/opensuse-security-announce/2020-08/msg00025.htmlhttps://bugzilla.mozilla.org/show_bug.cgi?id=1637745https://usn.ubuntu.com/4443-1/https://www.mozilla.org/security/advisories/mfsa2020-30/https://www.mozilla.org/security/advisories/mfsa2020-32/https://www.mozilla.org/security/advisories/mfsa2020-33/
2020-08-10
Published