CVE-2023-42344 json
Alkacon OpenCms allows remote unauthenticated attackers to obtain sensitive information
published 6mo ago modified 17d ago also GHSA-rcc6-6q2f-m2cw , EUVD-2023-46797
- cvss
- 7.3
- version 3.1, CNA
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 2.3%
- EPSS 2.3% chance of exploitation in 30 days, percentile 83%
- public exploits
- 0
- none known
Summary
Alkacon OpenCms before 10.5.1 allows remote unauthenticated attackers to obtain sensitive information via a cmis-online/query XXE attack on a Chemistry servlet.
Patch / fix
- maven org.opencms:opencms-core 10.5.1
Is CVE-2023-42344 in your dependencies? Fencer shows which of your repositories are affected as soon as an advisory lands, and opens the fix as a pull request.
Check with FencerCISA SSVC
- Exploitation
- Proof of concept is public
- Automatable
- yes
- Technical impact
- partial
- Assessed
- 6mo ago
Exploit prediction
2.34% chance of exploitation in the next 30 days, higher than 83% of all scored CVEs (FIRST EPSS, 2026-11-14).
Exploits and checks
- github.com https://github.com/projectdiscovery/nuclei-templates/issues/8864 referenced PoC, tagged "exploit" by a source, unverified
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| CISA ADP | 3.1 | 7.3 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L |
| CNA | 3.1 | 7.3 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L |
| GitHub | 3.1 | 7.3 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L |
Affected packages
| ecosystem | package | affected | fixed in |
|---|---|---|---|
| maven | org.opencms:opencms-core | <10.5.1 |
10.5.1 |
Classification
- Weakness
-
- CWE-611 Improper Restriction of XML External Entity Reference
References
Sources
- CVE List CVE-2023-42344
- GitHub Advisory GHSA-rcc6-6q2f-m2cw
- NVD CVE-2023-42344
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