Out-of-bounds read in clamav (Alpine package)



Risk Low
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2018-0202
CWE-ID CWE-125
Exploitation vector Network
Public exploit N/A
Vulnerable software
 clamav (Alpine package)
Operating systems & Components / Operating system package or component

Vendor Alpine Linux Development Team

Security Bulletin

This security bulletin contains one low risk vulnerability.

1) Out-of-bounds read

EUVDB-ID: #VU11302

Risk: Low

CVSSv4.0: 2.7 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2018-0202

CWE-ID: CWE-125 - Out-of-bounds read

Exploit availability: No

Description

The vulnerability allows a remote attacker to cause DoS condition on the target system.

The weakness exists due to improper input validation checking mechanisms when handling Portable Document Format files. A remote attacker can send a specially .pdf file, trigger out-of-bounds read and cause the service to crash.

Mitigation

Install update from vendor's website.

Vulnerable software versions

clamav (Alpine package): 0.99.2-r1 - 0.99.3-r3

CPE2.3 External links

https://git.alpinelinux.org/aports/commit/?id=271f0c5a69090b247eb2e7dcf3297272c5e557d6
https://git.alpinelinux.org/aports/commit/?id=46ab307937563eeb8acb82c3fa85fc67c712ec7f
https://git.alpinelinux.org/aports/commit/?id=b4b20e148bb4cc6d70c787ff565bbc1dc3c33b95
https://git.alpinelinux.org/aports/commit/?id=daeca7a60515632355e7380ea79af439a01e2bb1
https://git.alpinelinux.org/aports/commit/?id=39811d78329ec562d9254e27716bacc363c40d72


Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.



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