Arch Linux update for libcurl-compat

1) Buffer over-read

EUVDB-ID: #VU8917

Risk: Low

CVSSv3.1: 5.7 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:L/E:U/RL:O/RC:C]

CVE-ID: CVE-2017-1000257

CWE-ID: CWE-126 - Buffer over-read

Exploit availability: No

Description

The vulnerability allows a remote attacker to obtain potentially sensitive information or cause DoS condition on the target system.

The weakness exists due to buffer overread in the IMAP handle. A remote attacker can return a specially crafted IMAP FETCH response, obtain potentially sensitive information from memory on the target system or cause the target application using libcurl to crash.

Mitigation

Update the affected package libcurl-compat to version 7.56.1-1.

Vulnerable software versions

Arch Linux: All versions

External links

http://security.archlinux.org/advisory/ASA-201711-10

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.