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CVE-2018-15378
Clam AntiVirus unmew11() Denial of Service Vulnerability
Medium5.5EPSS 1.3%
- Published
- Updated
- Reserved
- Assigned by
- cisco
Description
A vulnerability in ClamAV versions prior to 0.100.2 could allow an attacker to cause a denial of service (DoS) condition. The vulnerability is due to an error related to the MEW unpacker within the "unmew11()" function (libclamav/mew.c), which can be exploited to trigger an invalid read memory access via a specially crafted EXE file.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 3.0 | Medium5.5 | CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H |
- EPSS (exploitation in 30 days)
- 1.3% · top 29% of all CVEs (5 Nov 2026)
- CISA SSVC
- Exploitation: none · Automatable: no · Technical impact: partial
Loading the EPSS history…
The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 5.5.
Weakness
Affected products
References (7)
- [debian-lts-announce] 20181024 [SECURITY] [DLA 1553-1] clamav security update (opens in a new tab)mailing-listx_refsource_MLISTx_transferred
- https://bugzilla.clamav.net/show_bug.cgi?id=12170 (opens in a new tab)x_refsource_CONFIRMx_transferred
- 83000 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
- USN-3789-2 (opens in a new tab)vendor-advisoryx_refsource_UBUNTUx_transferred
- USN-3789-1 (opens in a new tab)vendor-advisoryx_refsource_UBUNTUx_transferred
- https://www.flexera.com/company/secunia-research/advisories/SR-2018-23.html (opens in a new tab)x_refsource_MISCx_transferred
- GLSA-201904-12 (opens in a new tab)vendor-advisoryx_refsource_GENTOOx_transferred
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://trackcve.app/cve/CVE-2018-15378)Record last updated .