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Ubuntu.comUB:CVE-2021-30470

HistoryMay 26, 2021 - 12:00 a.m.

CVE-2021-30470

2021-05-2600:00:00

ubuntu.com

podofo flaw

stack overflow

recursive call

pdftokenizer functions

cve-2021-30470

unix

CVSS2

4.3

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

AV:N/AC:M/Au:N/C:N/I:N/A:P

CVSS3

5.5

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

EPSS

0.001

Percentile

21.8%

JSON

A flaw was found in PoDoFo 0.9.7. An uncontrolled recursive call among
PdfTokenizer::ReadArray(), PdfTokenizer::GetNextVariant() and
PdfTokenizer::ReadDataType() functions can lead to a stack overflow.

OSVersionArchitecturePackageVersionFilename
ubuntu18.04noarchlibpodofo< anyUNKNOWN
ubuntu20.04noarchlibpodofo< anyUNKNOWN
ubuntu22.04noarchlibpodofo< anyUNKNOWN
ubuntu24.04noarchlibpodofo< anyUNKNOWN
ubuntu14.04noarchlibpodofo< anyUNKNOWN
ubuntu16.04noarchlibpodofo< anyUNKNOWN

OS	Version	Architecture	Package	Version	Filename
ubuntu	18.04	noarch	libpodofo	< any	UNKNOWN
ubuntu	20.04	noarch	libpodofo	< any	UNKNOWN
ubuntu	22.04	noarch	libpodofo	< any	UNKNOWN
ubuntu	24.04	noarch	libpodofo	< any	UNKNOWN
ubuntu	14.04	noarch	libpodofo	< any	UNKNOWN
ubuntu	16.04	noarch	libpodofo	< any	UNKNOWN

References

launchpad.net/bugs/cve/CVE-2021-30470

nvd.nist.gov/vuln/detail/CVE-2021-30470

security-tracker.debian.org/tracker/CVE-2021-30470

sourceforge.net/p/podofo/tickets/130/

www.cve.org/CVERecord?id=CVE-2021-30470

CVSS2

4.3

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

AV:N/AC:M/Au:N/C:N/I:N/A:P

CVSS3

5.5

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

EPSS

0.001

Percentile

21.8%

JSON

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