CVE-2022-24197 Out-of-bounds Write in iText
Attackers can cause a Denial of Service in iText by submitting a crafted PDF file that triggers a stack-based buffer overflow.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- A user has to click or open something
- Fix
- Available
What is CVE-2022-24197?
CVE-2022-24197 is a medium-severity memory corruption vulnerability in n/a, published on 1 Feb 2022. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.
Official description
iText v7.1.17 was discovered to contain a stack-based buffer overflow via the component ByteBuffer.append, which allows attackers to cause a Denial of Service (DoS) via a crafted PDF file.
Weakness: CWE-787
Which versions are affected by CVE-2022-24197?
2 open source packages ship an affected version, including com.itextpdf:itext7-core. It affects 1 product.
| Package | Affected | Fixed in |
|---|---|---|
com.itextpdf:itext7-core Maven | All versions | 7.1.18 |
com.itextpdf:itext7-core Maven | All versions | 7.1.18 |
Products include Itextpdf Itext.
How do I fix CVE-2022-24197?
Upgrade com.itextpdf:itext7-core to 7.1.18 or later.
Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.
Is CVE-2022-24197 being exploited?
There is no known exploitation of CVE-2022-24197 in the wild and no public exploit code.
Other vulnerabilities in n/a
- CVE-2017-9096 Improper Restriction of XML External Entity Reference in iText
- CVE-2022-24196 Allocation of Resources Without Limits or Throttling in iText
- CVE-2022-24198 Out-of-bounds Read in iText
- CVE-2023-6298 Apryse iText PdfDocument.java main array index
- CVE-2023-6299 Apryse iText Reference Table PdfDocument.java memory leak
Sources
Also known as GHSA-c32g-2mgr-cfq7.