CVE-2020-1771: otrs ag otrs Cross-site Scripting
CVSS: 5.4v3.1MediumModified
AliasesUBUNTU-CVE-2020-1771DEBIAN-CVE-2020-1771
Published 27-03-2020Last modified 17-09-2024
Vulnerability summary
CVE-2020-1771 is a medium (CVSS 5.4) Cross-site Scripting vulnerability in otrs ag otrs. EPSS estimates a 1.03% chance of exploitation in the next 30 days, higher than 63.2% of scored vulnerabilities.
CVSS score
5.4/10
010
Medium · v3.1 (NVD)EPSS score
1.03%
0%100%
Low · 0.00 pp in 30 daysKEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded
Advisory lineage
Upstream 0 · Downstream 4 · Related 3Timeline
- 27-03-2020PublishedVulnerability first disclosed.
- 17-09-2024Last modifiedVulnerability information updated.
Description
Attacker is able craft an article with a link to the customer address book with malicious content (JavaScript). When agent opens the link, JavaScript code is executed due to the missing parameter encoding. This issue affects: ((OTRS)) Community Edition: 6.0.26 and prior versions. OTRS: 7.0.15 and prior versions.
CVSS metrics
5 scores · 4 sources · 2 versionsMedium 5.4Preferred score · NVD (NIST)
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:NSources4 sources · 4.6–5.4
- CVE.orgCNA4.6MediumCVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:L/I:L/A:NDiffers
- OSV · UbuntuEcosystem advisory · calculated5.4MediumCVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
- OSV · DebianEcosystem advisory · calculated5.4MediumCVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
Low 3.5Preferred score · NVD (NIST)
AV:N/AC:M/Au:S/C:N/I:P/A:NSourcesSingle source
EPSS trend
Probability
1.03%
Chance of exploitation in the next 30 days
Percentile
63%
Versus all other CVEs
30-day change
0.00 pp
From 1.03% on 19-09-2026
19-09-202619-10-2026
EPSS score1.03%
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root causeAffected systems
Otrs ag2 products
- otrs≥ 7.0.x, ≤ 7.0.15
- ((otrs)) community edition≥ 6.0.x, ≤ 6.0.26
Debian1 product
- otrs2< 6.0.27-1
Otrs1 product
- otrs≥ 5.0.0, ≤ 5.0.41 | ≥ 6.0.0, ≤ 6.0.26 | ≥ 7.0.0, ≤ 7.0.15
Ubuntu1 product
- otrs2All versions (No fix recorded)
4 vendors · 5 products