CVE-2012-4988 json
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 at…
published 2014-07-09 12 y ago modified 2026-06-16 4 mo ago also EUVD-2012-4912
- cvss
- 9.3
- version 2.0, NVD
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 9.9%
- EPSS 9.9% chance of exploitation in 30 days, percentile 95%
- public exploits
- 1
- Exploit-DB
Summary
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.
Timeline
- First public exploit (EDB-21741)
- Published
Exploit prediction
9.85% chance of exploitation in the next 30 days, higher than 95% of all scored CVEs (FIRST EPSS, 2026-11-09).
Exploits and checks
- EDB-21741 XnView 1.99.1 - '.JLS' File Decompression Heap Overflow dos, 2012-10-04
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| NVD | 2.0 | 9.3 | AV:N/AC:M/Au:N/C:C/I:C/A:C |
Classification
- Weakness
-
- CWE-119 Improper Restriction of Operations within the Bounds of a Memory Buffer
References
-
exploit-db.com
/exploits/21741/
exploit
-
seclists.org
/fulldisclosure/2012/Oct/36
mailing-list
- reactionpenetrationtesting.co.uk /xnview-jls-heap.html
-
secunia.com
/advisories/50825
third-party-advisory
-
exchange.xforce.ibmcloud.com
/vulnerabilities/79030
vdb-entry
-
osvdb.org
/show/osvdb/85893
vdb-entry
-
securityfocus.com
/bid/55787
vdb-entry
Sources
- CVE List CVE-2012-4988
- NVD CVE-2012-4988
Fencer Intel keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.