Slackware Linux update for libgcrypt



Published: 2017-06-30
Risk Low
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2017-7526
CWE-ID CWE-310
Exploitation vector Network
Public exploit N/A
Vulnerable software
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Slackware Linux
Operating systems & Components / Operating system

Vendor Slackware

Security Bulletin

This security bulletin contains one low risk vulnerability.

1) Side-channel attack

EUVDB-ID: #VU7276

Risk: Low

CVSSv3.1: 4.6 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2017-7526

CWE-ID: CWE-310 - Cryptographic Issues

Exploit availability: No

Description

The vulnerability allows a remote attacker to gain access to potentially sensitive information.

The vulnerability exists in libgcrypt's RSA-1024 implementation using left-to-right method for computing the sliding-window expansion. A remote attacker can perform side-channel attack and gain access to potentially sensitive information. 

Mitigation

Update the affected package libgcrypt.

Vulnerable software versions

Slackware Linux: 14.2

External links

http://www.slackware.com/security/viewer.php?l=slackware-security&y=2017&m=slackware-security.349469


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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