CVE-2021-39371: debian debian_linux
CVSS: 7.5v3.1HighModified
AliasesGHSA-p9wf-3xpg-c9g5PYSEC-2021-121UBUNTU-CVE-2021-39371DEBIAN-CVE-2021-39371DLA-2754-1
Published 23-08-2021Last modified 04-08-2024
Vulnerability summary
CVE-2021-39371 is a high (CVSS 7.5) vulnerability in debian debian_linux. EPSS estimates a 1.52% chance of exploitation in the next 30 days, higher than 74.2% of scored vulnerabilities.
CVSS score
7.5/10
010
High · v3.1 (NVD)EPSS score
1.52%
0%100%
Low · 0.00 pp in 30 daysKEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded
Timeline
- 23-08-2021PublishedVulnerability first disclosed.
- 04-08-2024Last modifiedVulnerability information updated.
Description
An XML external entity (XXE) injection in PyWPS before 4.4.5 allows an attacker to view files on the application server filesystem by assigning a path to the entity. OWSLib 0.24.1 may also be affected.
CVSS metrics
6 scores · 4 sources · 3 versionsHigh 8.7Preferred score · OSV · Pypi (Ecosystem advisory) · calculated from vector
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:NSourcesSingle source
High 7.5Preferred score · NVD (NIST)
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:NSourcesAll 4 agree
- OSV · PypiEcosystem advisory · calculated7.5HighCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
- OSV · UbuntuEcosystem advisory · calculated7.5HighCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
- OSV · DebianEcosystem advisory · calculated7.5HighCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Medium 5.0Preferred score · NVD (NIST)
AV:N/AC:L/Au:N/C:P/I:N/A:NSourcesSingle source
EPSS trend
Probability
1.52%
Chance of exploitation in the next 30 days
Percentile
74%
Versus all other CVEs
30-day change
0.00 pp
From 1.52% on 19-09-2026
19-09-202619-10-2026
EPSS score1.52%
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root causeAffected systems
Debian2 products
- pywps< 4.5.0-1 | < 4.0.0-3+deb9u1
- debian_linuxEOL9.0
PyPI1 product
- pywps< 4.5.0
Ubuntu1 product
- pywpsAll versions (No fix recorded)
4 vendors · 6 products
References
11 links- github.com/geopython/OWSLib/issues/790X Refsource MISCWEBREPORTIssue TrackingPatchThird Party Advisory
lists.debian.org/debian-lts-announce/2021/09/msg00001.htmlMailing ListX Refsource MLISTWEBThird Party Advisory
- github.com/geopython/pywpsPACKAGE