CVE-2022-33977
CVE-2022-33977 is a high-severity vulnerability in Untangle Project Untangle with a CVSS 3.x base score of 7.5. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-776.
Key facts
- Severity: High (CVSS 3.x base score 7.5)
- EPSS exploit prediction: 1% (69th percentile)
- Actively exploited: Not listed in CISA KEV
- Weakness: CWE-776
- Affected product: Untangle Project Untangle
- Published:
- Last modified:
Description
untangle is a python library to convert XML data to python objects. untangle versions 1.2.0 and earlier improperly restricts recursive entity references in DTDs. By exploiting this vulnerability, a remote unauthenticated attacker may cause a denial-of-service (DoS) condition on the server where the product is running.
Frequently asked questions
- What is CVE-2022-33977?
- untangle is a python library to convert XML data to python objects. untangle versions 1.2.0 and earlier improperly restricts recursive entity references in DTDs. By exploiting this vulnerability, a remote unauthenticated attacker may cause a denial-of-service (DoS) condition on the server where the product is running.
- How severe is CVE-2022-33977?
- CVE-2022-33977 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.
- Is CVE-2022-33977 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (69th percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2022-33977?
- CVE-2022-33977 affects Untangle Project Untangle. See the affected-products list for the exact vulnerable versions.
- How do I fix CVE-2022-33977?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
- When was CVE-2022-33977 published?
- CVE-2022-33977 was published on 2022-07-26 and last updated on 2026-06-17.
References
- https://github.com/stchris/untangle
- https://github.com/stchris/untangle/releases/tag/1.2.1
- https://jvn.jp/en/jp/JVN30454777/
Affected products (1)
- cpe:2.3:a:untangle_project:untangle:*:*:*:*:*:python:*:*
More vulnerabilities in Untangle Project Untangle
- CVE-2022-31471 — High (CVSS 7.5): untangle is a python library to convert XML data to python objects. untangle versions 1.2.0 and earlier improperly…
All CVEs affecting Untangle Project Untangle →
Other CWE-776 vulnerabilities
- CVE-2019-19144 — Critical (CVSS 9.8): XML External Entity Injection vulnerability in Quantum DXi6702 2.3.0.3 (11449-53631 Build304) devices via…
- CVE-2022-23640 — Critical (CVSS 9.8): Excel-Streaming-Reader is an easy-to-use implementation of a streaming Excel reader using Apache POI. Prior to…
- CVE-2014-2228 — Critical (CVSS 9.8): The XStream extension in HP Fortify SCA before 2.2 RC3 allows remote attackers to execute arbitrary code via unsafe…
- CVE-2013-4335 — Critical (CVSS 9.8): opOpenSocialPlugin 0.8.2.1, > 0.9.9.2, 0.9.13, 1.2.6: Multiple XML External Entity Injection Vulnerabilities
- CVE-2021-23926 — Critical (CVSS 9.1): The XML parsers used by XMLBeans up to version 2.6.0 did not set the properties needed to protect the user from…
- CVE-2020-24590 — Critical (CVSS 9.1): The Management Console in WSO2 API Manager through 3.1.0 and API Microgateway 2.2.0 allows XML Entity Expansion attacks.