CVE-2020-24999
There is an invalid memory access in the function fprintf located in Error.cc in Xpdf 4.0.2. It...
There is an invalid memory access in the function fprintf located in Error.cc in Xpdf 4.0.2. It can be triggered by sending a crafted PDF file to the pdftohtml binary, which allows a remote attacker to cause a Denial of Service (Segmentation fault) or possibly have unspecified other impact.
Attack profile
How easy it is to exploit
- Attack vector
- Local
- Complexity
- Low
- Privileges needed
- None
- User interaction
- Required
What an attacker can affect
- Confidentiality
- High
- Integrity
- High
- Availability
- High
Exploit likelihood
What each source reports
NVD Score used
There is an invalid memory access in the function fprintf located in Error.cc in Xpdf 4.0.2. It can be triggered by sending a crafted PDF file to the pdftohtml binary, which allows a remote attacker to cause a Denial of Service (Segmentation fault) or possibly have unspecified other impact.
- Record
CVE-2020-24999- CVSS 3.1
- 7.8 High
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H - CVSS 2.0
- 6.8 Medium
AV:N/AC:M/Au:N/C:P/I:P/A:P - Weakness
- CWE-787
- Updated
- 2026-11-02
CVE List No score
There is an invalid memory access in the function fprintf located in Error.cc in Xpdf 4.0.2. It can be triggered by sending a crafted PDF file to the pdftohtml binary, which allows a remote attacker to cause a Denial of Service (Segmentation fault) or possibly have unspecified other impact.
- Record
CVE-2020-24999- Updated
- 2026-11-02
EUVDEUVD-2020-17699 No score
There is an invalid memory access in the function fprintf located in Error.cc in Xpdf 4.0.2. It can be triggered by sending a crafted PDF file to the pdftohtml binary, which allows a remote attacker to cause a Denial of Service (Segmentation fault) or possibly have unspecified other impact.
- Record
EUVD-2020-17699- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-3jqc-q5pp-f8hm No score
There is an invalid memory access in the function fprintf located in Error.cc in Xpdf 4.0.2. It...
There is an invalid memory access in the function fprintf located in Error.cc in Xpdf 4.0.2. It can be triggered by sending a crafted PDF file to the pdftohtml binary, which allows a remote attacker to cause a Denial of Service (Segmentation fault) or possibly have unspecified other impact.
- Record
GHSA-3jqc-q5pp-f8hm- Updated
- 2026-11-02
OSVUBUNTU-CVE-2020-24999
There is an invalid memory access in the function fprintf located in Error.cc in Xpdf 4.0.2. It can be triggered by sending a crafted PDF file to the pdftohtml binary, which allows a remote attacker to cause a Denial of Service (Segmentation fault) or possibly have unspecified other impact.
- Record
UBUNTU-CVE-2020-24999- CVSS 3.1
- 7.8 High
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H - Updated
- 2026-11-02
Affected products
Affected packages
| Package | Affected | Fixed |
|---|---|---|
ipeUbuntu:16.04:LTS |
All versions, plus listed versions 7.1.4-2.17.1.8-17.1.10-17.1.10-1.1 |
None known |
ipeUbuntu:18.04:LTS |
All versions, plus listed versions 7.2.7-27.2.7-3 |
None known |
ipeUbuntu:20.04:LTS |
All versions, plus listed versions 7.2.9-17.2.13-27.2.13-2build1 |
None known |
ipeUbuntu:22.04:LTS |
All versions, plus listed versions 7.2.23+dfsg1-27.2.24+dfsg1-17.2.24+dfsg1-1build1 |
None known |
ipeUbuntu:24.04:LTS |
All versions, plus listed versions 7.2.27+dfsg1-27.2.28-27.2.28-2.1build27.2.28-2.1build37.2.28-2.1build4 |
None known |
ipeUbuntu:25.10 |
All versions, plus listed versions 7.2.30-1build1 |
None known |
ipeUbuntu:26.10 |
All versions, plus listed versions 7.2.30-1build27.2.30-2 |
None known |
ipeUbuntu:26.04:LTS |
All versions, plus listed versions 7.2.30-1build17.2.30-1build2 |
None known |
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD, OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2020-24999 is a high vulnerability (CVSS 7.8) in Xpdfreader Xpdf, published September 3, 2020. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 1.05%, the 64th percentile. No source names a fixed version.