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OpenSUSE Linux update for mercurial



Published: 2020-06-30
Severity Medium
Patch available YES
Number of vulnerabilities 1
CVE ID CVE-2019-3902
CWE ID CWE-61
Exploitation vector Network
Public exploit N/A
Vulnerable software
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Opensuse
Operating systems & Components / Operating system

Vendor Novell

Security Advisory

This security advisory describes one medium risk vulnerability.

1) Symlink attack

Severity: Medium

CVSSv3: 4 [CVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:U/C:L/I:L/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2019-3902

CWE-ID: CWE-61 - UNIX Symbolic Link (Symlink) Following

Exploit availability: No

Description

The vulnerability allows a remote user to escalate privileges on the system.

The vulnerability exists due to a symlink following issue. A remote user can create a specially crafted symbolic link to and write files outside a repository.

Mitigation

Update the affected packages.

Vulnerable software versions

Opensuse: 15.2

CPE External links

https://lists.opensuse.org/opensuse-security-announce/2020-06/msg00057.html

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote authenticated user via the Internet.

Is there known malware, which exploits this vulnerability?

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