CVE-2024-47175
CVE-2024-47175 is a high-severity vulnerability in Openprinting Libppd with a CVSS 3.x base score of 8.6. Its EPSS exploit-prediction score of 62% places it in the 99th percentile, indicating an elevated likelihood of exploitation. The underlying weakness is classified as CWE-20.
Key facts
- Severity: High (CVSS 3.x base score 8.6)
- EPSS exploit prediction: 62% (99th percentile)
- Actively exploited: Not listed in CISA KEV
- EU (EUVD) id: EUVD-2024-42297
- Weakness: CWE-20
- Affected product: Openprinting Libppd
- Published:
- Last modified:
Description
CUPS is a standards-based, open-source printing system, and `libppd` can be used for legacy PPD file support. The `libppd` function `ppdCreatePPDFromIPP2` does not sanitize IPP attributes when creating the PPD buffer. When used in combination with other functions such as `cfGetPrinterAttributes5`, can result in user controlled input and ultimately code execution via Foomatic. This vulnerability can be part of an exploit chain leading to remote code execution (RCE), as described in CVE-2024-47176.
Frequently asked questions
- What is CVE-2024-47175?
- CUPS is a standards-based, open-source printing system, and `libppd` can be used for legacy PPD file support. The `libppd` function `ppdCreatePPDFromIPP2` does not sanitize IPP attributes when creating the PPD buffer. When used in combination with other functions such as `cfGetPrinterAttributes5`, can result in user controlled input and ultimately code execution via Foomatic. This vulnerability can be part of an exploit chain leading to remote code execution (RCE), as described in CVE-2024-47176.
- How severe is CVE-2024-47175?
- CVE-2024-47175 has a CVSS 3.x base score of 8.6, 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 high, and availability none.
- Is CVE-2024-47175 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 62% (99th percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2024-47175?
- CVE-2024-47175 primarily affects Openprinting Libppd. In total, 3 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
- How do I fix CVE-2024-47175?
- 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.
- Does CVE-2024-47175 have an EU (EUVD) identifier?
- Yes. CVE-2024-47175 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-42297.
- When was CVE-2024-47175 published?
- CVE-2024-47175 was published on 2024-09-26 and last updated on 2026-06-17.
References
- https://github.com/OpenPrinting/cups-browsed/security/advisories/GHSA-rj88-6mr5-rcw8
- https://github.com/OpenPrinting/cups-filters/security/advisories/GHSA-p9rh-jxmq-gq47
- https://github.com/OpenPrinting/libcupsfilters/security/advisories/GHSA-w63j-6g73-wmg5
- https://github.com/OpenPrinting/libppd/security/advisories/GHSA-7xfx-47qg-grp6
- https://www.cups.org
- https://www.evilsocket.net/2024/09/26/Attacking-UNIX-systems-via-CUPS-Part-I
- http://www.openwall.com/lists/oss-security/2024/09/27/3
- https://github.com/OpenPrinting/libppd/commit/d681747ebf12602cb426725eb8ce2753211e2477
- https://lists.debian.org/debian-lts-announce/2024/09/msg00047.html
- https://psirt.global.sonicwall.com/vuln-detail/SNWLID-2024-0016
- https://security.netapp.com/advisory/ntap-20241011-0001/
Affected products (3)
- cpe:2.3:a:openprinting:libppd:*:*:*:*:*:*:*:*
- cpe:2.3:a:openprinting:libppd:2.1:beta1*:*:*:*:*:*:*
- cpe:2.3:o:debian:debian_linux:11.0:*:*:*:*:*:*:*
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