Medium severity · published May 18, 2020
CVE-2020-8034
Gollem before 3.0.13, as used in Horde Groupware Webmail Edition 5.2.22 and other products, is affected by a reflected Cross-Site Scripting (XSS) vulnerability via the HTTP GET…
6.1
CVSS
1%
EPSS
No
On KEV
Description
Gollem before 3.0.13, as used in Horde Groupware Webmail Edition 5.2.22 and other products, is affected by a reflected Cross-Site Scripting (XSS) vulnerability via the HTTP GET dir parameter in the browser functionality, affecting breadcrumb output. An attacker can obtain access to a victim's webmail account by making them visit a malicious URL.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
Required
Confidentiality
Low
Integrity
Low
Availability
None
Scope
Changed
Exploitation
Is it being used?
Exploit prediction (EPSS)1.0% · higher than 62% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
GO
Gollem · Horde
before 3.0.13 · source: NVD
GR
Groupware · Horde
5.2.22 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2020-8034
CVE.org
https://www.cve.org/CVERecord?id=CVE-2020-8034
Release Notes
https://github.com/horde/gollem/blob/95b2a4212d734f1b27aaa7a221d2fa1370d2631f/docs/CHANGES
Patch
https://github.com/horde/gollem/commits/master
lists.debian.org
https://lists.debian.org/debian-lts-announce/2020/05/msg00033.html
Mailing List
https://lists.horde.org/archives/announce/2020/001289.html
Mailing List
https://lists.horde.org/archives/gollem/Week-of-Mon-20200420/001990.html
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