CVE-2012-4988

Severity: critical (CVSS 9.3 v2.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 9.9% probability of exploitation in the next 30 days
Public exploit or detection template: yes
Published: 2014-07-09 · updated 2026-06-16
Weakness: CWE-119

Description

Heap-based buffer overflow in the xjpegls.dll (aka JLS, JPEG-LS, or JPEG lossless) format plugin in XnView 1.99 and 1.99.1 allows remote attackers to execute arbitrary code via a crafted JLS image file.

Affected products

XnView: 1.99, 1.99.1

References

http://osvdb.org/show/osvdb/85893
http://seclists.org/fulldisclosure/2012/Oct/36
http://secunia.com/advisories/50825
http://www.reactionpenetrationtesting.co.uk/xnview-jls-heap.html
http://www.securityfocus.com/bid/55787
https://exchange.xforce.ibmcloud.com/vulnerabilities/79030
https://www.exploit-db.com/exploits/21741/
http://osvdb.org/show/osvdb/85893
http://seclists.org/fulldisclosure/2012/Oct/36
http://secunia.com/advisories/50825
http://www.reactionpenetrationtesting.co.uk/xnview-jls-heap.html
http://www.securityfocus.com/bid/55787

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