Xnview
CVE-2023-46587
HIGH
Severity by source
AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Primary rating from NVD · only source for this CVE.
CVSS VectorNVD
Lifecycle Timeline
1DescriptionNVD
Buffer Overflow vulnerability in XnView Classic v.2.51.5 allows a local attacker to execute arbitrary code via a crafted TIF file.
AnalysisAI
Buffer Overflow vulnerability in XnView Classic v.2.51.5 allows a local attacker to execute arbitrary code via a crafted TIF file. Rated high severity (CVSS 7.8), this vulnerability is no authentication required, low attack complexity. No vendor patch available.
Technical ContextAI
This vulnerability is classified as Buffer Copy without Size Check (CWE-120), which allows attackers to overflow a buffer to corrupt adjacent memory. Buffer Overflow vulnerability in XnView Classic v.2.51.5 allows a local attacker to execute arbitrary code via a crafted TIF file. Affected products include: Xnview.
RemediationAI
No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Always validate buffer sizes before copy operations. Use bounded functions (strncpy, snprintf). Enable compiler protections.
Heap-based buffer overflow in the xjpegls.dll (aka JLS, JPEG-LS, or JPEG lossless) format plugin in XnView 1.99 and 1.99
Buffer overflow in XnView before 2.04 allows remote attackers to execute arbitrary code via a crafted PCT file. Rated cr
Multiple heap-based buffer overflows in XnView before 1.99 allow remote attackers to cause a denial of service (applicat
XnView Classic before 2.51.3 on Windows has a Write Access Violation at xnview.exe+0x3125D6. Rated critical severity (CV
Heap-based buffer overflow in XnView before 1.99 allows remote attackers to cause a denial of service (application crash
Heap-based buffer overflow in XnView before 1.99 allows remote attackers to cause a denial of service (application crash
XNSoft Nconvert 7.136 has an Exception Handler Chain Corrupted via a crafted image file. Rated high severity (CVSS 7.8),
XNSoft Nconvert 7.136 is vulnerable to Buffer Overflow via a crafted image file. Rated high severity (CVSS 7.8), this vu
XNSoft Nconvert 7.136 is vulnerable to Buffer Overflow. Rated high severity (CVSS 7.8), this vulnerability is no authent
XnView Classic 2.48 has a User Mode Write AV starting at xnview+0x00000000003283eb. Rated high severity (CVSS 7.8), this
XnView Classic 2.48 has a User Mode Write AV starting at xnview+0x0000000000328384. Rated high severity (CVSS 7.8), this
XnView Classic 2.48 has a User Mode Write AV starting at xnview+0x0000000000327a07. Rated high severity (CVSS 7.8), this
Same weakness CWE-120 – Classic Buffer Overflow
View allShare
External POC / Exploit Code
Leaving vuln.today