Foo Labs Xpdf 4.00 PDF File AcroForm.cc catalog->getNumPages /Count resource management
CVSS Meta Temp Score | Current Exploit Price (≈) | CTI Interest Score |
---|---|---|
4.9 | $0-$5k | 0.00 |
A vulnerability, which was classified as problematic, has been found in Foo Labs Xpdf 4.00 (Document Reader Software). This issue affects the function catalog->getNumPages
of the file AcroForm.cc of the component PDF File Handler. The manipulation of the argument /Count
with an unknown input leads to a resource management vulnerability. Using CWE to declare the problem leads to CWE-399. Impacted is availability. The summary by CVE is:
An issue was discovered in Xpdf 4.00. catalog->getNumPages() in AcroForm.cc allows attackers to launch a denial of service (hang caused by large loop) via a specific pdf file, as demonstrated by pdftohtml. This is mainly caused by a large number after the /Count field in the file.
The bug was discovered 10/25/2018. The weakness was disclosed 10/25/2018 (Website). The advisory is shared at forum.xpdfreader.com. The identification of this vulnerability is CVE-2018-18651 since 10/25/2018. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. It demands that the victim is doing some kind of user interaction. Technical details are known, but no exploit is available.
There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.
The entry 125956 is pretty similar.
Product
Type
Vendor
Name
Version
License
CPE 2.3
CPE 2.2
CVSSv4
VulDB CVSS-B Score: 🔍VulDB CVSS-BT Score: 🔍
VulDB Vector: 🔍
VulDB Reliability: 🔍
CVSSv3
VulDB Meta Base Score: 4.9VulDB Meta Temp Score: 4.9
VulDB Base Score: 4.3
VulDB Temp Score: 4.3
VulDB Vector: 🔍
VulDB Reliability: 🔍
NVD Base Score: 5.5
NVD Vector: 🔍
CVSSv2
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Vector | Complexity | Authentication | Confidentiality | Integrity | Availability |
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍
NVD Base Score: 🔍
Exploiting
Class: Resource managementCWE: CWE-399 / CWE-404
ATT&CK: Unknown
Local: No
Remote: Yes
Availability: 🔍
Status: Not defined
EPSS Score: 🔍
EPSS Percentile: 🔍
Price Prediction: 🔍
Current Price Estimation: 🔍
0-Day | unlock | unlock | unlock | unlock |
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Today | unlock | unlock | unlock | unlock |
Threat Intelligence
Interest: 🔍Active Actors: 🔍
Active APT Groups: 🔍
Countermeasures
Recommended: no mitigation knownStatus: 🔍
0-Day Time: 🔍
Timeline
10/25/2018 🔍10/25/2018 🔍
10/25/2018 🔍
10/25/2018 🔍
10/26/2018 🔍
06/03/2023 🔍
Sources
Advisory: forum.xpdfreader.comStatus: Not defined
CVE: CVE-2018-18651 (🔍)
X-Force: 152005
See also: 🔍
Entry
Created: 10/26/2018 06:49Updated: 06/03/2023 07:33
Changes: 10/26/2018 06:49 (60), 06/18/2020 07:05 (1), 06/03/2023 07:33 (3)
Complete: 🔍
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