CVE-2023-25742 — Improper Handling of Alternate Encoding in Mozilla Firefox

CWE-173 — Improper Handling of Alternate Encoding16 documents8 sources
Severity
6.5MEDIUMNVD
OSV8.8OSV7.8
EPSS
0.1%
top 71.36%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
3
Mozilla FirefoxMozilla Firefox ESRMozilla Thunderbird
Timeline
PublishedJun 2
Latest updateJul 30

Description

When importing a SPKI RSA public key as ECDSA P-256, the key would be handled incorrectly causing the tab to crash. This vulnerability affects Firefox < 110, Thunderbird < 102.8, and Firefox ESR < 102.8.

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:HExploitability: 2.8 | Impact: 3.6

Affected Packages9 packages

▶CVEListV5mozilla/firefoxunspecified — 110
▶NVDmozilla/firefox< 110.0
▶CVEListV5mozilla/firefox_esrunspecified — 102.8
▶NVDmozilla/firefox_esr< 102.8
▶Ubuntumozilla/firefox< 110.0+build3-0ubuntu0.18.04.1+3

🔴Vulnerability Details

7
OSV
linux-aws-5.15, linux-ibm, linux-ibm-5.15, linux-raspi vulnerabilities↗2024-07-30
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CVEList
CVE-2023-25742: When importing a SPKI RSA public key as ECDSA P-256, the key would be handled incorrectly causing the tab to crash↗2023-06-02
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OSV
CVE-2023-25742: When importing a SPKI RSA public key as ECDSA P-256, the key would be handled incorrectly causing the tab to crash↗2023-06-02
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GHSA
GHSA-h7v9-37vx-36cv: When importing a SPKI RSA public key as ECDSA P-256, the key would be handled incorrectly causing the tab to crash↗2023-06-02
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OSV
thunderbird vulnerabilities↗2023-03-13
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📋Vendor Advisories

8
Ubuntu
Thunderbird vulnerabilities↗2023-03-13
▶
Ubuntu
Firefox regressions↗2023-03-01
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Ubuntu
Firefox vulnerabilities↗2023-02-20
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Red Hat
Mozilla: Web Crypto ImportKey crashes tab↗2023-02-14
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Debian
CVE-2023-25742: firefox - When importing a SPKI RSA public key as ECDSA P-256, the key would be handled in...↗2023
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CVE-2023-25742 — Mozilla Firefox vulnerability | cvebase