CVE Tools
Sign in

CVE-2023-29542

Published: Jun 19, 2023Updated: Dec 11, 2024 Sources: CVE List NVD BDUNVD-CWE-noinfo
NVD MITRE
9.8CVSSCRITICAL
EPSS Score
0.9%
Top 43.8%
CISA KEV
Not in KEV
Exploits
No Known Exploits
Remediation
Patch Available

Description

A newline in a filename could have been used to bypass the file extension security mechanisms that replace malicious file extensions such as .lnk with .download. This could have led to accidental execution of malicious code. *This bug only affects Firefox and Thunderbird on Windows. Other versions of Firefox and Thunderbird are unaffected.* This vulnerability affects Firefox < 112, Firefox ESR < 102.10, and Thunderbird < 102.10.

CVSS Vector Breakdown

AV:NAC:LPR:NUI:NS:UC:HI:HA:H
Exploitability
AV:NAttack Vector
Network
AC:LAttack Complexity
Low
PR:NPrivileges Required
None
UI:NUser Interaction
None
Scope
S:UScope
Unchanged
Impact
C:HConfidentiality
High
I:HIntegrity
High
A:HAvailability
High
Open in CVSS calculator →

Weaknesses

NVD-CWE-noinfo

Affected Products

FirefoxMozilla
On-premDesktop App
Consumer Software / browser
Firefox ESRMozilla
Desktop App
Consumer Software / browser
ThunderbirdMozilla
On-premDesktop App
Communications / email-server-client
firefoxmozilla
On-premDesktop App
Consumer Software / browser
firefox esrmozilla
Desktop App
Consumer Software / browser
mozillaoss-projectUSConsumer Softwareaka mozilla corp.
and 9 more affected products View all →

Exploitability

Official Patch Available

References

https://bugzilla.mozilla.org/show_bug.cgi?id=1810793
bugzilla.mozilla.org
https://bugzilla.mozilla.org/show_bug.cgi?id=1815062
bugzilla.mozilla.org
https://www.mozilla.org/security/advisories/mfsa2023-13/
mozilla.org
and 8 more references View all →

Timeline

Published
Jun 19, 2023
Last Updated
Dec 11, 2024

Unlock Complete Vulnerability Intelligence

Get the full picture for CVE-2023-29542 and every CVE in our database. Create a free account — no credit card required.

Create Free Account
Plain-language analysis
Impact assessment and exploitation scenario in plain English
Attack graph visualization
Interactive attack path and kill chain mapping
Exploit details & PoC links
ExploitDB, Metasploit, GitHub PoCs with direct links
Nuclei scanner templates
Ready-to-use vulnerability scanner templates
Full remediation guide
Patch instructions, workarounds, and compliance impact
Interactive AI chat
Ask questions about this vulnerability in natural language
Related vulnerabilities
Semantically similar CVEs and attack patterns
REST API & MCP access
Integrate vulnerability data into your workflows